TODAY AUG17
TEMPERATURE94
HUMIDITY54
PRESSURE30.05
WIND COND. 4.7
  • 9779Sat
  • 9579Sun
  • 9578Mon30%30%
  • 9577Tue40%40%
  • 9576Wed40%30%
daynightWeather update from Houston, Houston Hobby Airport at

Houston Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January47°F65°F55°F3.7"
February49°F68°F57°F2.9"
March56°F74°F64°F3.6"
April62°F79°F70°F5.6"
May70°F87°F77°F4.0"
June75°F92°F83°F6.0"
July76°F92°F83°F9.1"
August77°F93°F84°F5.1"
September73°F89°F80°F6.1"
October64°F83°F72°F10.0"
November55°F75°F64°F3.7"
December47°F66°F56°F4.0"

Did you know?

  • The highest monthly average temperature in Houston for August is 84 degrees.
  • The lowest monthly average temperature in Houston for January is 55 degrees.
  • The most monthly precipitation in Houston occurs in October with 10 inches.
  • The air quality index in Houston is 4% worse than the national average.
  • The pollution index in Houston is 42% better than the national average.

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Compare Houston, TX Weather To Other Cities

Houston air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexHoustonTexasNational
Air quality index525250
Pollution index2,906,8604,642,9165,066,862

Houston air quality information

MeasurementTotal
Days measured365
Days with good air quality171
Days with moderate air quality175
Days w/ poor A.Q. for sensitive groups18
Days with unhealthy air quality1

Houston air quality information

PollutantTotal
Arsenic0.003%
Benzene0.040%
Carbon Tetrachloride0.004%
Lead0.001%
Mercury0.002%

Average monthly Houston temperature with heat index

Houston monthly precipitation with daily maximum

Houston monthly snow depth with daily maximum

Houston monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Atascocita, TX72,713524%
Cloverleaf, TX23,505524%
Hilshire Village, TX852524%
Jersey Village, TX7,871524%
Pearland, TX106,238524%
Houston, TX2,240,582524%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Chicago, IL2,714,0176020%
Philadelphia, PA1,559,9385714%
Phoenix, AZ1,555,3247448%
San Antonio, TX1,439,3584510%
San Diego, CA1,374,8126122%
Houston, TX2,240,582524%
Source: The Houston, TX weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.